/**
 * 
 */
package org.stars.daostars.operators;

import org.stars.daostars.ConstraintOperator;

/**
 * Operatore <code>Null</code>.
 * Parametri utilizzati:
 * <ul>
 * 		<li>property: SI</li>
 * 		<li>propertyValue: NO</li>
 * 		<li>value: NO</li>
 * </ul>
 * @author Francesco Benincasa (908099)
 *
 */
public class Null implements ConstraintOperator {

	/**
	 * 
	 */
	private static final long serialVersionUID = 7625004474129854816L;

	/* (non-Javadoc)
	 * @see it.insiel.daostars.ConstraintOperator#execute(java.lang.Object, java.lang.Object, java.lang.String)
	 */
	@Override
	public boolean execute(Object property, Object property2, String value) {
		return property==null ? true: false;
	}


}
